申请人:Gibson Charles Vernon
公开号:US20060128913A1
公开(公告)日:2006-06-15
A transition metal complex having the following Formula (A): wherein the monovalent groups R
1
and R
2
are —R
a
, —OR
b
, —NR
c
R
d
, and —NHR
e
: the monovalent groups R
a
, R
b
, R
c
, R
d
and R
e
, and the divalent group R
3
are (i) aliphatic hydrocarbon, (ii) alicyclic hydrocarbon, (iii) aromatic hydrocarbon, (iv) alkyl substituted aromatic hydrocarbon (v) heterocyclic groups and (vi) heterosubstituted derivatives of said groups (i) to (v); M is a Group (3) to (11) or lanthanide metal; E is phosphorus or arsenic; X is an anionic group, L is a neutral donor group; n is (1) or (2), y and z are independently zero or integers, such that the number of X and L groups satisfy the valency and oxidation state of the metal M. n is preferably (2) and the two resulting R
1
groups are preferably linked. The complex can be used with optional activator to polymerise olefins.
以下为配有过渡金属的复合物的化学式(A):其中单价基团R1和R2为—Ra,—ORb,—NRcRd和—NHRe:单价基团Ra,Rb,Rc,Rd和Re以及二价基团R3为(i)脂肪烃基,(ii)脂环烃基,(iii)芳香烃基,(iv)烷基取代的芳香烃基(v)杂环基团和(vi)所述基团(i)到(v)的杂原子取代衍生物;M为3到11族或镧系金属;E为磷或砷;X为阴离子基团,L为中性给体基团;n为1或2,y和z独立地为零或整数,以满足金属M的化合价和氧化态的X和L基团数目。n最好为2,两个得到的R1基团最好是连接的。该复合物可与可选活化剂一起用于聚合烯烃。